woof-CE-libre/woof-code/rootfs-skeleton/usr/sbin/networkdisconnect

#!/bin/sh
#(c) Copyright Barry Kauler Dec. 2010, License: GPL v3 /usr/share/doc/legal
#called from pupdial.
#got code out of rc.shutdown.
#shutdown network interfaces, except for ppp

#100814 log the cumulative bytes transmitted on network...
# (see also /etc/rc.d/rc.sysinit and network_tray)
ACTIVE_INTERFACE=""
[ -f /tmp/sns_interface_success ] && ACTIVE_INTERFACE="`cat /tmp/sns_interface_success`" #SNS
[ ! "$ACTIVE_INTERFACE" ] && ACTIVE_INTERFACE="`ifconfig | grep '^[a-z]' | grep -v '^lo' | grep -v '^ppp' | grep 'Link encap:Ethernet' | cut -f 1 -d ' ' | head -n 1`"
if [ "$ACTIVE_INTERFACE" ];then
 if [ -d /sys/class/net/${ACTIVE_INTERFACE}/statistics ];then
  RX_BYTES="`cat /sys/class/net/${ACTIVE_INTERFACE}/statistics/rx_bytes`"
  TX_BYTES="`cat /sys/class/net/${ACTIVE_INTERFACE}/statistics/tx_bytes`"
  echo -n "$RX_BYTES" > /var/local/sns/rx_bytes_session
  echo -n "$TX_BYTES" > /var/local/sns/tx_bytes_session
  RX_BYTES_MONTH=`cat /var/local/sns/rx_bytes_month`
  RX_BYTES_MONTH=`expr $RX_BYTES_MONTH + $RX_BYTES`
  echo -n "$RX_BYTES_MONTH" > /var/local/sns/rx_bytes_month
  TX_BYTES_MONTH=`cat /var/local/sns/tx_bytes_month`
  TX_BYTES_MONTH=`expr $TX_BYTES_MONTH + $TX_BYTES`
  echo -n "$TX_BYTES_MONTH" > /var/local/sns/tx_bytes_month
 fi
fi

[ "`pidof wpa_supplicant`" != "" ] && wpa_cli terminate #100309 kills any running wpa_supplicant.
if [ "`grep 'net-setup.sh' /usr/local/bin/defaultconnect`" = "" ];then #see connectwizard and connectwizard_2nd.
 for ONENETIF in `ifconfig | grep -E '^wifi[0-9]|^wlan[0-9]|^eth[0-9]' | cut -f 1 -d ' ' | tr '\n' ' '`
 do
  ifconfig $ONENETIF down 2> /dev/null
  [ "`iwconfig | grep "^${ONENETIF}" | grep "ESSID"`" != "" ] && iwconfig $ONENETIF essid off #100309
  dhcpcd --release $ONENETIF 2>/dev/null #100309
 done
else
 /etc/rc.d/rc.network stop
fi

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